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EOPA Practice Question Quizlet Questions And Answers With Verified Solutions Already Passed!!!
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EOPA Practice Question Quizlet Questions And Answers With Verified Solutions Already Passed!!!
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EOPA Practice Question QuizletQuestions And Answers With Verified
Solutions Already Passed!!!
You are creating an application for computers that run Windows XP or later. This
application must run after the computer starts. The user must not be aware that
the application is running.The application performs tasks that require permissions
that the logged-in user does not have.Which type of application allows this
behavior? - ANSWER✔✔ Windows Service application
An application presents the user with a graphical interface. The interface includes
buttons that the user clicks to perform tasks. Each time the user clicks a button, a
method is called that corresponds to that button.Which term is used to describe
this programming model? - ANSWER✔✔ Event driven
How does a console-based application differ from a Windows Forms application? -
ANSWER✔✔ Console-based applications do not display a graphical interface.
Which type of Windows application presents a parent window that contains child
windows? - ANSWER✔✔ Multiple-document interface (MDI)
The purpose of a constructor in a class is to: - ANSWER✔✔ Initialize an object of
that class.
A class named Manager is derived from a parent class named Employee. The
Manager class includes characteristics that are unique to managers.Which term is
used to describe this object-oriented concept? - ANSWER✔✔ Inheritance
,Which term is used to describe a class that inherits functionality from an existing
class? - ANSWER✔✔ Derived class
Two classes named Circle and Square inherit from the Shape class. Circle and
Square both inherit Area from the Shape class, but each computes Area
differently.Which term is used to describe this object-oriented concept? -
ANSWER✔✔ polymorphism
You create an object of type ANumber. The class is defined as follows.
public Class ANumber
{
private int _number = 7;
public ANumber();
{
}
public ANumber(int number)
{
_number = number;
}
}
The code is executed as follows.
ANumber mynumber = new ANumber(3);
What is the value of _number after the code is executed? - ANSWER✔✔ 3
, You need to allow a consumer of a class to modify a private data member.What
should you do? - ANSWER✔✔ Provide a public function that assigns a value to the
data member.
You are designing a class for an application. You need to restrict the availability of
the member variable accessCount to the base class and to any classes that are
derived from the base class.Which access modifier should you use? - ANSWER✔✔
Protected
You are creating an application that presents users with a graphical interface in
which they can enter data. The application must run on computers that do not
have network connectivity.Which type of application should you choose? -
ANSWER✔✔ Windows Forms
You are creating an application that presents users with a graphical interface.
Users will run this application from remote computers. Some of the remote
computers do not have the . NET Framework installed. Users do not have
permissions to install software.Which type of application should you choose? -
ANSWER✔✔ ASP. NET
The elements of an array must be accessed by: - ANSWER✔✔ Using an integer
index.
Simulating the final design of an application in order to ensure that the
development is progressing as expected is referred to as: - ANSWER✔✔ Software
testing
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